> Research on cryptography, MPC and the security of digital asset infrastructure.

- Canonical: https://dfns.co/blog/research
- All DFNS pages and articles: https://dfns.co/llms-full.txt

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[Research April 2, 2026 | 3 min read](https://dfns.co/article/announcing-tecdh-crate)

# [Announcing the tecdh Crate](https://dfns.co/article/announcing-tecdh-crate)

[DFNS introduces tecdh, an open-source library for fast and secure threshold Diffie-Hellman key exchange, enabling distributed key management without any party holding the full key.](https://dfns.co/article/announcing-tecdh-crate)

[Nikita Sorokovikov and Denis Varlakov MPC Engineer / Lead MPC Engineer](https://dfns.co/article/announcing-tecdh-crate)

[All 261 ](https://dfns.co/blog)[Learn 14 ](https://dfns.co/blog/learn)[Product 128 ](https://dfns.co/blog/product)[Research 10 ](https://dfns.co/blog/research)[Security 12 ](https://dfns.co/blog/security)[Update 97](https://dfns.co/blog/update)

|                      |                                                                                                                                                                                                                                                                                                                                                                                |                                                                                                         |                                                             |
| -------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------- |
| Research 11 min read | ### Deploying MPC in the WildLessons learned from deploying large-scale MPC systems for secure key management, digital asset custody, and blockchain infrastructure.                                                                                                                                                                                                           | Antoine Urban                                                                                           | [](https://dfns.co/article/deploying-mpc-in-the-wild)       |
| Research 3 min read  | ### DFNS Steps Into MPCA PresidencyDFNS CEO Clarisse Hagège has been named President of the MPC Alliance, leading a new era of innovation and collaboration for multi-party computation.                                                                                                                                                                                       | Christopher Grilhault des Fontaines                                                                     | [](https://dfns.co/article/dfns-steps-into-mpca-presidency) |
| Research 5 min read  | ### KU23 High-Performance Threshold ECDSAIntroducing KU23, the new high-performance threshold signature protocol from DFNS Labs. Built for secure, high-throughput digital asset transactions on ECDSA blockchains, KU23 makes it possible to bring MPC security to use cases in need for speed.                                                                               | Jonathan Katz, Antoine Urban                                                                            | [](https://dfns.co/article/ku23)                            |
| Research 5 min read  | ### A FROST Library Called GivreDFNS is launching Givre, our new open-source implementation of the FROST (Flexible Round-Optimal Schnorr Threshold) protocol for threshold signatures. This advanced MPC library provides secure and fast signing and key generation protocols for Schnorr and EdDSA, used by blockchains including Bitcoin, Solana, Stellar, Tezos, and more. | Denis Varlakov                                                                                          | [](https://dfns.co/article/a-frost-library-called-givre)    |
| Research 7 min read  | ### Lockness Is AliveIntroducing Lockness, a DFNS-led initiative that brings together state-of-the-art public key protocols, digital signatures and data storage technology under LF Decentralized Trust.                                                                                                                                                                      | Christopher Grilhault des Fontaines, Clarisse Hagège, Denis Varlakov, Nikita Sorokovikov, Jonathan Katz | [](https://dfns.co/article/lockness-is-alive)               |
| Research 11 min read | ### What's So Hard About Hashing Data?Hashing is a fundamental tool in cryptography. In this article, we'll explore an advanced application: hashing structured data, with practical examples in Rust.                                                                                                                                                                         | Denis Varlakov                                                                                          | [](https://dfns.co/article/unambiguous-hashing)             |
| Research 2 min read  | ### Fully Secure DKGOur new DKG protocol, developed at DFNS Labs, has been accepted to CRYPTO 2024, the leading conference on cryptography.                                                                                                                                                                                                                                    | Jonathan Katz                                                                                           | [](https://dfns.co/article/fully-secure-dkg)                |
| Research 2 min read  | ### TSS Arrives On StarkwareDFNS open-sources its STARK curve implementation to enable the use of threshold signatures for apps on Starknet and Starkex.                                                                                                                                                                                                                       | Denis Varlakov                                                                                          | [](https://dfns.co/article/tss-arrives-on-starkware)        |
| Research 7 min read  | ### CGGMP21 In Rust At LastDFNS is open-sourcing the first audited Rust implementation of CGGMP21, the state-of-the-art ECDSA threshold protocol.                                                                                                                                                                                                                              | Denis Varlakov, Jonathan Katz                                                                           | [](https://dfns.co/article/cggmp21-in-rust-at-last)         |